1921 Piedmont 4-30 specifications

1921 Piedmont 4-30 data
 
bodywork
Body type5 seater tourer
Number of doors4
Designer
dimensions & weights
Wheelbase 2946 mm 116 inches
Track/tread (front) 1422 mm 56 inches
Track/tread (rear) 1422 mm 56 inches
Length
Width
Height
Ground clearance
length:wheelbase ratio
Kerb weight 1066 kg 2350 lb
Weight distribution
fuel tank capacity
aerodynamics
Drag coefficient
Frontal area
CdA
Powertrain
engine type naturally aspirated petrol
Engine manufacturer Lycoming
Engine code
Cylinders Straight 4
Capacity 3.2 litre
3153 cc
(192.408 cu in)
Bore × Stroke 88.9 × 127 mm
3.5 × 5 in
Bore/stroke ratio 0.7
Valve gear side valve (SV)
2 valves per cylinder
8 valves in total
maximum power output 35.5 PS (35 bhp) (26.1 kW)
at 2200 rpm
maximum torque
Specific output 8.3 kW/litre
11.3 ps/litre
11.1 bhp/litre
0.18 bhp/cu in
Engine construction
Lubrication
compression ratio
Fuel system 1 Carter carburettor
bmep (brake mean effective pressure)
Maximum RPM
crankshaft bearings 3
Engine coolant Water
Unitary capacity 788.25 cc
Aspiration Normal
Compressor N/A
Intercooler None
Catalytic converter N
performance
Acceleration 0-80km/h (50mph)
Acceleration 0-60mph
Acceleration 0-100km/h
Acceleration 0-160km/h (100mph)
Standing quarter-mile
Standing kilometre
Maximum speed
Power-to-weight ratio Higher is better
33.29 PS/tonne (1000 kg)
0.03 PS/kg
24.48 kW/tonne (1000 kg)
0.02 kW/kg
32.83 bhp/tonne (1000 kg)
0.03 bhp/kg
0.01 bhp/lb
Weight-to-power ratio Lower is better
40.84 kg/kW
68.22 lb/bhp
fuel consumption
Fuel consumption
universal fuel consumption (calculated from the above)
litres/100km
km/litre
UK MPG
US MPG
Carbon dioxide emissions
Carfolio Calculated CO2 ?
VED band (UK)
CO2 Effizienz (DE)
chassis
Engine position front
Engine layout longitudinal
Drive wheels rear wheel drive  
Torque split N/A
Steering
turns lock-to-lock
Turning circle
Front suspension
Rear suspension
Wheel size front
Wheel size rear
Tyres front 32 x 3½
Tyres rear 32 x 3½
Brakes F/R
Front brake diameter
Rear brake diameter
Braked area
Gearbox 3 speed manual
Top gear ratio 1
Final drive ratio 4.45
general
Carfolio.com ID214863
Production total
Model code
RAC rating 19.6
Insurance classification No information available
Tax band No information available
1921 Piedmont 4-30 added 2010-05-24.
Last modified 2013-02-28.
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